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IP Filter comands in NetBSD

enable ip-filter ,nat and logging in /etc/rc.conf
ipfilter=YES
ipnat=YES
ipfstat=YES
ipmon=YES


starting, restarting and stopping the service
# /etc/ipfilter start
# /etc/ipfilter restart
# /etc/ipfilter stop

If ipfilter is run with ipnat, ipnat MUST be restarted after ipfilter is restarted.

managing ipnat
# /etc/ipnat start
# /etc/ipnat restart
# /etc/ipnat stop


To see which natting rules are applied use:
# ipnat -l


To see which IP filter rules are applied for incoming traffic use:
# ipfstat -i


To see which IP filter rules are applied for outgoing traffic use:
# ipfstat -o


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